Men laugh longer, louder, and more often than women.
61
Forty percent of Americans have never visited a dentist.
33
90% of people sit at their computer desk slouching, supporting their head with their left hand.
41
You can only remember 4 things at a time.
31
Only about 2% of the world population has green eyes.
36
Identical twins do not have identical fingerprints.
79
Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
9
About 2/3 of American men prefer boxers to briefs.
83